Home / 13,750.09-18,975.19-7,462.47

Finding the Fourth Proportional to 13,750.09, 18,975.19 and 7,462.47

Calculator

Solution

The fourth proportional to 13,750.09, 18,975.19 and 7,462.47 is: 10,298.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.09 : 18,975.19 = 7,462.47 : x
  2. Step 2: Convert to fraction form
    13,750.09/18,975.19 = 7,462.47/x
  3. Step 3: Cross multiply
    13,750.09x = 18,975.19 × 7,462.47
  4. Step 4: Simplify right side
    13,750.09x = 141,601,748.81
  5. Step 5: Solve for x
    x = 141,601,748.81/13,750.09
  6. Step 6: Final answer
    x = 10,298.24

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.